The Arnhem Land reserve, closer to Bali than Sydney, covers an area of around 37,000 square miles, has a population of around 16,000 and access for non-Aborigines is by invitation only. Australia’s aborigines are the custodians of the longest unbroken cultural tradition on earth, having migrated Down Under from Africa via Asia between 40,000 and 60,000 years ago, and connection to the land is practically written into their DNA. (David Gray/Reuters)

World leaders gather in Brisbane, Australia for the annual G20 Summit and are expected to discuss economic growth, free trade and climate change as well as pressing issues including the situation in Ukraine and the Ebola crisis.

Artists from 16 countries prepared their work for the “Sculpture by the Sea” exhibition in Australia. Dozens of sculptures will line the coastal path between Sydney’s iconic Bondi Beach and Tamarama Beach. The exhibition, now in its 18th year, stretches for 1.24 miles and will run from October 23 to November 9.

Australian Prime Minister, Tony Abbott, says search planes are investigating potential debris. The objects are about 2,500 km southwest of Perth. A Norwegian merchant vessel has arrived in the search area to assist in the search.